#define maintain()
<link rel="stylesheet" href="/assets/app/maintain.css?v=#(resource_version)">
<script>
    $(function(){
        var win_h = $(window).height();
        $("body").height(win_h);
    })
</script>

<div class="card safeguard" >
    <div class="maintain">
        <img src="/assets/img/maintain_pic.png" />
        <p>您访问的页面正在升级维护中...</p>
    </div>
</div>
#end